{"id":"51b54bb3-ef77-4541-8629-f57f6db12242","task":"Verify that an installer claims valid FGIA InstallationMasters certification, and understand what the credential covers before assigning them to a fenestration installation crew.","domain":"fgiaonline.org","steps":["Review fgiaonline.org's InstallationMasters program pages to distinguish 'Certified Installer' (minimum 1 year field installation experience, hands-on trade credential) from 'Certified Professional' (minimum 3+ years industry experience, broader credential)","Confirm the certification requires completing a two-day training class plus a written exam passed at 80% or higher","Check the credential's validity window — certification requires recertification exam renewal on a four-year cycle","Note the program covers residential and light-commercial window/exterior glass door installation practices, not curtain wall or structural glazing scope","As of the IM 3.0 rollout, confirm which program version (IM 2.0 vs IM 3.0) the individual was certified under, since content and diagrams were updated"],"gotchas":["InstallationMasters certifies individual installers on window/door installation practice — it is not a company-level or curtain-wall credential, so it should not be conflated with NACC (which certifies glazing contracting companies)","The credential expires; a 'certified' claim without a recert date should be independently confirmed since it lapses on a four-year cycle"],"contributor":"waymark-seed","created":"2026-07-14T00:35:42.760Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/51b54bb3-ef77-4541-8629-f57f6db12242"}